添加硬件端固件示例代码

2025-12-18 08:55:53 +08:00 · 2021-07-04 17:59:55 +08:00
parent e747bd935e
commit 224282d561
23 changed files with 5549 additions and 3 deletions
--- a/firmware/esp-idf/get-started/main/wifi.c
+++ b/firmware/esp-idf/get-started/main/wifi.c
@@ -0,0 +1,96 @@
+/******************************************************************************
+ * author: kerwincui
+ * create: 2021-06-08
+ * email：164770707@qq.com
+ * source:https://github.com/kerwincui/wumei-smart
+ ******************************************************************************/
+#include "wifi.h"
+
+#define LISTEN_INTERVAL  3 //站监听AP信标的间隔。监听间隔的单位是一个信标间隔。例如，如果信标间隔为100 ms，侦听间隔为3，则站侦听信标的间隔为300 ms。
+#define WIFI_CONNECTED_BIT BIT0
+#define WIFI_FAIL_BIT      BIT1
+
+char ssid[33]="tp-six";              // wifi的SSID
+char pwd[65]="clh15108665817";       // wifi的密码
+
+
+static const char *TAG = "WIFI";
+static EventGroupHandle_t s_wifi_event_group;
+static esp_event_handler_instance_t instance_any_id;
+static esp_event_handler_instance_t instance_got_ip;
+
+// 回调函数
+static void station_event_handler(void* arg, esp_event_base_t event_base, int32_t event_id, void* event_data)
+{
+    printf("station event handler begin \n\n\n");
+    if (event_base == WIFI_EVENT && event_id == WIFI_EVENT_STA_START) {
+        esp_wifi_connect();
+    } else if (event_base == WIFI_EVENT && event_id == WIFI_EVENT_STA_DISCONNECTED) {
+        esp_wifi_connect();
+    } else if (event_base == IP_EVENT && event_id == IP_EVENT_STA_GOT_IP) {
+        ip_event_got_ip_t* event = (ip_event_got_ip_t*) event_data;
+        ESP_LOGI(TAG, "got ip: " IPSTR, IP2STR(&event->ip_info.ip));
+        xEventGroupSetBits(s_wifi_event_group, WIFI_CONNECTED_BIT);
+    }
+}
+
+
+//站点模式初始化
+static void wifi_station_init(void)
+{    
+    esp_netif_create_default_wifi_sta();
+    ESP_ERROR_CHECK(esp_event_handler_instance_register(WIFI_EVENT, ESP_EVENT_ANY_ID, &station_event_handler, NULL, &instance_any_id));
+    ESP_ERROR_CHECK(esp_event_handler_instance_register(IP_EVENT, IP_EVENT_STA_GOT_IP, &station_event_handler, NULL, &instance_got_ip));
+    wifi_config_t wifi_config = {
+        .sta = {
+            .listen_interval = LISTEN_INTERVAL,
+            /* 设置密码意味着工作站将连接到包括WEP/WPA在内的所有安全模式。但是，这些模式已被弃用，不建议使用。
+             *  如果您的接入点不支持WPA2，可以通过在下面的行注释来启用这些模式 */
+	        //.threshold.authmode = WIFI_AUTH_WPA2_PSK,
+
+            //PMF功能
+            .pmf_cfg = {
+                .capable = true,
+                .required = false
+            },
+        },
+    };
+    // wifi配置赋值
+    strcpy((char *)wifi_config.sta.ssid,(char *)ssid);
+    strcpy((char *)wifi_config.sta.password,(char *)pwd);
+    ESP_ERROR_CHECK(esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config));
+}
+
+
+//启动wifi站点
+void wifi_start(void)
+{
+    s_wifi_event_group = xEventGroupCreate();
+    ESP_ERROR_CHECK(esp_netif_init());
+    
+    wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
+    ESP_ERROR_CHECK(esp_wifi_init(&cfg));
+    ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
+
+    ESP_LOGI(TAG, "ESP_WIFI_MODE_STA");
+    wifi_station_init();
+    ESP_ERROR_CHECK(esp_wifi_start());
+
+    //STATION模式，等待建立连接或者超过连接最大次数后连接失败，比特位是通过事件处理程序设置
+    EventBits_t bits = xEventGroupWaitBits(s_wifi_event_group,
+            WIFI_CONNECTED_BIT | WIFI_FAIL_BIT,
+            pdFALSE,
+            pdFALSE,
+            portMAX_DELAY);
+
+    if (bits & WIFI_CONNECTED_BIT) {
+        ESP_LOGI(TAG, "connected to ap SSID:%s password:%s",ssid, pwd);
+    } else if (bits & WIFI_FAIL_BIT) {
+        ESP_LOGI(TAG, "Failed to connect to SSID:%s, password:%s", ssid, pwd);
+    } else {
+        ESP_LOGE(TAG, "UNEXPECTED EVENT");
+    }
+}
+
+
+